.NET Framework 4.6 and 4.5
public static class WebRequestMethods
Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Any public static
in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.